🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 2026) · next update today 9:45 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI
Warren B Zinger
FRN 0019195692 · first licensed Oct 28, 2009 as KD8MHA · 2 licenses on record
📝 FCC applications (6)
Complete licensing history
K0RMA
Active
General · vanity
Nov 17, 2009 → expires Nov 17, 2029
Licensee Warren B Zinger
Address PO Box 32507 Detroit, MI 48232
FRN 0019195692
Previous call KD8MHA
Last granted Sep 4, 2019
Effective Jul 25, 2025
Last action Jul 25, 2025
FCC actions (5)
Jul 25, 2025 — Administrative update LIAUA Sep 4, 2019 — License renewed LIREN Mar 4, 2010 — Administrative update LIAUA Nov 17, 2009 — Vanity call sign granted VANGRT Nov 17, 2009 — License issued LIISS
KD8MHA
Canceled
General
Oct 28, 2009 → Nov 17, 2009 (canceled)
Licensee Warren B Zinger
Address PO Box 32290 Detroit, MI 48232
FRN 0019195692
Last granted Oct 28, 2009
Effective Oct 28, 2009
Last action Nov 17, 2009
FCC actions (3)
Nov 17, 2009 — License canceled LICAN Oct 28, 2009 — License issued LIISS Oct 28, 2009 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Sep 25, 2025 → Oct 4, 2026 · 3 snapshots · as K0RMA
Warren B Zinger
PO Box 32507 Detroit, MI 48232
Seen May 27, 2010 → Oct 4, 2026 · 91 snapshots · as KD8MHA
Warren B Zinger
PO Box 32290 Detroit, MI 48232
Vanity applications
Filed · Award Applicant Requested (in order) Status
Filed Oct 28, 2009
Granted Sep 4, 2019
0004011727
KD8MHA · Warren B Zinger
· General
PO Box 32290 · Detroit, MI 48232
Granted
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB